Jun 22, 2017 the customer i currently work for has exadata x4,x5, x6 mostly in 1 4 or 18 configurations running on exadata 12. Id throw in the rest of the exa stack, exalogic, exalitics and so on, but this is about exadata patching. How to patch exadata upgrade exadata to 18c and 19c part 2 cells, ib and db servers patching. Great for ovm exadatas as well as any exa running lots of db homes. Exadata x42 half rack 4 compute nodes, 7 storage cells and 2 ib switches running ess version 12. Performed scheduled quarterly patching for the two exadata servers. Install and configure vnc server on exadata compute node 1. The exadata appliance configuration comes as a full rack, half rack, quarter rack or 18th rack.
We needed to upgrade the image version of exadata to 12. You can access ib switches using command line and web ilom ib switches run linux operating system. You can apply a patch by using the patch db apply subcommand of the dbaascli utility. How much time required to apply bundle patch on half rack exadata database machine with rolling option. Expect quarterly bundle patches for the storage servers and the compute nodes. A full stack steps for compute nodes, storage cells, ib switches, grid home, db home. Can execute patchrelated sql after patching all the compute nodes in the cluster. Technologies used oracle exadata 7 x 12 racks oracle real application clusters oracle database vault. Latest exadata quarterly full stack patch oracle enterprise. Jan 21, 2020 supercluster patching best practices for the quarterly full stack download patch doc id 1569461.
For those who are new to the exadata party and dont know of a world without elastic configurations, a quarterrack is a machine with two compute nodes and three storage cells. Matt topper june 2, 2016 access,blog,identity,managed services 0 comment. Oracle exadata database machine exachk or healthcheck doc id 1070954. Exadata exadata database machine all rack sizes oracle database grid infrastructure oracle linux oracle solaris infiniband exadata storage server software and integrated. Exadata patching overview and patch testing guidelines doc id 1262380. Four sizes of the exadata database machine x32 are available, from the eighth. Initially planned to write a article for entire patching activity for all database machine components in single post but it will look bit nasty so thought to write a post for each database. Smooth as silk exadata patching linkedin slideshare. The utility requires root or sudo administration privileges. Coordinates multinode patching in a rolling manner. Finding the current patch the july 20 qfsdp is found by going to metalink document 16784347.
How many database servers comes in 18th rack and quarter rack. Exadata patching download, extract, prepare exadata. May 11, 2019 exadata components in a rack layout style. Can be used to patch some or all of your compute nodes using one command. Would it be possible after creating new cell disks to reasize grid disks and change asm diskgroup as mentioned procedure in how to resize asm disks in exadata doc id 1684112. Description of oracle engineered systems quarterly patch deployment.
Dec 20, 2019 the exadata appliance configuration comes as a full rack, half rack, quarter rack or 18th rack. Exadata compute nodes and storage cells are configured with dualport infiniband ports and connect to each of the two leaf switches. You can access ib switches using command line and web ilom ib switches run linux operating. Oracle engineered systems quarterly patch deployment services.
The forth digit represents a patch set release, for example, 12. Exadata backup and recovery1 in theory, theres no difference between theory and practice, but in practice, there is. Exadata dba resume profile hire it people we get it done. Nonrolling patches are applied while the database is offline and unavailable. How to patch exadata upgrade exadata to 18c and 19c part. The platform was an exadata x62 quarter rack and our job was to upgrade the image versions of inifiniband switches, cell. Seldom do companies even have an agreed upon rto, and even more seldom are they proven out until a disaster occurs. Supercluster patching best practices for the quarterly full. Exadata qfsdp patching exadataprofessionalexperience. Exadata database server patching using the db node update utility doc id 1553103. Exadata patching rolling vs nonrolling umair mansoobs blog. Nonrolling patching can be done with minimum time if planned properly.
Jul 24, 20 installing the exadata patch sets usually involves the following. Patching process is being simplified over time, making it easier with less downtime. The other components infiniband switches, cisco ethernet. How to patch exadata upgrade exadata to 18c and 19c.
Now you can get superior results today and plan for tomorrow with cloudproven oracle exadata infrastructure thats available in four consumption models. Update see bellow for more info the customer i currently work for has exadata x4,x5, x6 mostly in 1 4 or 18 configurations running on exadata 12. The best oracle exadata interview questions updated 2020. It is recommended to use vnc or screen utility for patching to avoid disconnections due network issues. Available in full rack, half rack and quarter rack sizes, it connects to the. Launch patchmgr from the compute node that is node 1 that has user equivalence setup to all the compute nodes. As we know about oracle exadata, the exadata rack has a different components, like cisco switch, kvm, power distribuion unit, etc and we only are responsible for patching the database servers usually referenced as compute nodes, storage servers usually referenced as cell nodes and the infiniband switches. Exadata up to 2 deployments, 1 2 rack, up to 4 db quarterly patch bundle, up to four 4 oracle databases. When theoretical maximums are used, life occurs, and the reality sets in. This acs oracle engineered systems quarterly patch deployment services exhibit incorporates by reference the terms. Do you or anyone else have some experience about that. Exadata patching upgrading exadata software versions. It is very important to run those prechecks and take a good care of the outputs. It is supported to run different exadata versions between servers.
Exadata patching upgrading exadata software versions image upgrade recently completed an upgrade work in a critical exadata environment. With platinum services, software maintenance and patching is. But because of multiple factorscutbacks, skill and resource gaps, resource shortagesthe exadata server had not been patched for last two years. X22 1 4th rack exadata server that was initially configured in 2012. This is actually called patching exadata we did this work in 2 iterations. In the mos note exadata patching overview and patch testing guidelines doc id 1262380. Seldom do companies even have an agreed upon rto, and even more seldom are they proven out until a. The fifth digit represents a cumulative update to a feature release, for example, 12.
Good to consolidate lots of databases in a single exadata rack which makes the management of databases easy. This acs oracle engineered systems quarterly patch deployment services exhibit incorporates by reference the terms of your order. The activitiy can be scheduled up to one week before the installation, allowing on each cell. Exadata patching best practices and lessons learned.
Trying to ssh to the node was giving connection refused and the console had this output some output removed for brevity. Exacc tech deep dive and whats next trn4862 rainfocus. Oracle exadata database machine x8m2 2 exadata x8m2 database servers. Oracle database appliance oda matt topper june 2, 2016 access, blog, identity, managed services 0 comment we do a lot of work with the oracle identity and access management suite and many of our customers do not have a ton of experience with the oracle database, nor do they want a huge oracle infrastructure. Step by step exadata infiniband switch patching 18. If you are reading this later on, you can find a link to the current patch in metalink document 888828. For more details, refer to my oracle support note titled database machine and exadata storage server 11g release 2 11. First, the oracle exadata patch has 3 different components that should be patched. Exadata patching download, extract, prepare lets go through the exadata machine patching procedure in bullet points based on our patching experience. Exadata cloud at customer product management is pleased to announce immediate availability of exadata cloud at customer release 18. Step by step exadata compute node patching 18c netsoftmate. We do a lot of work with the oracle identity and access management suite and many of our customers do not have a ton of experience with the oracle database, nor do they want a huge oracle infrastructure. Hardware components of oracle exadata database machine. Overview the exadata network grid consists of multiple sun qdr infiniband switches.
This typically means that all applications serviced by exadata database machine are moved to a standby system or are unavailable for the duration of the update. X22 14th rack exadata server that was initially configured in 2012. Jan 04, 2019 exadata cloud at customer product management is pleased to announce immediate availability of exadata cloud at customer release 18. Installing the exadata patch sets usually involves the following. Oracle offers free, exadata patching to their exadata customers under oracle platinum services. Issues and workarounds for exadata patching jan2019.
Change root user password on exadata infiniband sw. Mar 28, 2017 in the mos note exadata patching overview and patch testing guidelines doc id 1262380. This patch contains all of the latest recommended patches for the exadata database machine. Compute nodes patches apply operating system, firmware, and driver updates. Finding incident info in exadata storage server login to. However, there are many times when patches need to be applied to your exadata machine that wont work on oracles schedule, needing between 812 prior notice. This topic explains how to use the dbaascli utility to perform patching operations for oracle grid infrastructure and oracle database on an exadata db system. General exadata patching question oracle community. The platform was an exadata x62 quarter rack and our job was to upgrade the image versions of inifiniband switches, cell nodes and database nodes. They have to be 100% successful to ensure a smooth application of the patches.
Simplify management, patching, security, maintenance and upgrades. Cells, ib and db servers patching 3 the patching procedure 3. The full rack x22 has 6 cpus per node with intel xeon 5670 processors and a total of 8 database server nodes. Oracle exadata interview questions and answers exadata. The latest quarterly full stack patch was released on october 17th for exadata. Would it be possible after creating new cell disks to reasize grid disks and change asm diskgroup as mentioned procedure in how to resize asm disks in exadata. How much time required to apply bundle patch on half rack exadata database. Below steps are for nonrolling patch mode, since it is faster, easier to rollback in case of.
Each of the two nodes is used as the driving system for the update on the other one. Patching an exadata db system manually this topic explains how to use the dbaascli utility to perform patching operations for oracle grid infrastructure and oracle database on an exadata db system. Jun 23, 2018 oracle exadata storage server patch 12. Following are high level steps, commands to patch a full rack x52 exadata. It is broken into two windows due to restriction of longer outage. A sustaining release contains bug fixes and security fixes. Exadata backup and recovery 1 in theory, theres no difference between theory and practice, but in practice, there is. Mar 12, 2018 exadata patching upgrading exadata software versions image upgrade recently completed an upgrade work in a critical exadata environment. Sun zfs storage 7320 version all versions to all versions release all releases oracle supercluster t58 half rack version all versions to all versions release all releases. Oracle exadata marries storage with computation through a fast, reliable network, and patching all of these seems daunting. Oracle exadata database machine can be extended from a quarter rack to half. Oracle engineered systems quarterly patch deployment. Ib switches are used for the storage network as well as the oracle rac interconnect. My current situation is one ilom went dead and another node was stuck rebooting because the bios does not update after flashing.
In addition, patch application to existing switches and servers should be done. Assisted in integration of exadata applications into current it actionable events and solutions. These i consider the most important points about exadata patching. Step by step exadata infiniband switch patching 18c. Oracle exadata database machine 3 x 12 racks oracle exalogic 3 x 18 racks. Top 3 latest oracle exadata interview questions 2019.
Exadata is a bunch of smallish machines 8 of them in the most common configuration. How to check your exadata version oracle exadata patching. I say usually because there could be additional steps to perform, such as firmware updates, in any given patch set. The more components a system has, the more challenging its maintenance becomes. Ongoing senior support services for customers biannual exadata patching exercises include configuration, implementation, and monitoring. Cell patching prechecks launch them from the db node 1 as you will patch them from here. What benefit we can get if we apply bundle patch on exadata in rolling fashion while asm configured with high redundancy. Jul 03, 2017 nonrolling patching can be done with minimum time if planned properly. Step by step exadata infiniband switch patching 18c netsoftmate.